XPATH Request Attempts

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <string>
    <EntitySearch>
     <SearchResult field="first_name"/>
     <SearchResult field="last_name"/>
     <SearchQuick><s>last_name:Smith</s></SearchQuick>
    </EntitySearch>
   </string>
  </value>
 </param>
</params>
</methodCall>';

Error Response: ExpatError(syntax error: line 1, column 0 (byte 0)) (-32505)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <struct>
    <EntitySearch>
     <SearchResult field="first_name"/>
     <SearchResult field="last_name"/>
     <SearchQuick><s>last_name:Smith</s></SearchQuick>
    </EntitySearch>
   </struct>
  </value>
 </param>
</params>
</methodCall>';

Error Response: Invalid parameter for 2: Expecting "basestring", get "dict" (-32602)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <xml>
    <EntitySearch>
     <SearchResult field="first_name"/>
     <SearchResult field="last_name"/>
     <SearchQuick><s>last_name:Smith</s></SearchQuick>
    </EntitySearch>
   </xml>
  </value>
 </param>
</params>
</methodCall>';

Error Response: TypeError(rpc_Search() takes exactly 4 arguments (3 given)) (-32505)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
    <EntitySearch>
     <SearchResult field="first_name"/>
     <SearchResult field="last_name"/>
     <SearchQuick><s>last_name:Smith</s></SearchQuick>
    </EntitySearch>
  </value>
 </param>
</params>
</methodCall>';

Error Response: TypeError(rpc_Search() takes exactly 4 arguments (3 given)) (-32505)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
    <EntitySearch>
     <SearchResult field="first_name"/>
     <SearchResult field="last_name"/>
     <SearchQuick><s>last_name:Smith</s></SearchQuick>
    </EntitySearch>
 </param>
</params>
</methodCall>';

Error Response: TypeError(rpc_Search() takes exactly 4 arguments (3 given)) (-32505)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <string>
    <xml>
     <EntitySearch>
      <SearchResult field="first_name"/>
      <SearchResult field="last_name"/>
      <SearchQuick><s>last_name:Smith</s></SearchQuick>
     </EntitySearch>
    </xml>
   </string>
  </value>
 </param>
</params>
</methodCall>';

Error Response: ExpatError(syntax error: line 1, column 0 (byte 0)) (-32505)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <array>
     <EntitySearch>
      <SearchResult field="first_name"/>
      <SearchResult field="last_name"/>
      <SearchQuick><s>last_name:Smith</s></SearchQuick>
     </EntitySearch>
   </array>
  </value>
 </param>
</params>
</methodCall>';

Error Response: Invalid parameter for 2: Expecting "basestring", get "list" (-32602)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <string>
    <?xml version="1.0" encoding="iso-8859-1"?>
     <EntitySearch>
      <SearchResult field="first_name"/>
      <SearchResult field="last_name"/>
      <SearchQuick><s>last_name:Smith</s></SearchQuick>
     </EntitySearch>
    </xml>
   </string>
  </value>
 </param>
</params>
</methodCall>';

Error Response: (-32503)

------------------------------------------------------------------------------

$request = '<?xml version="1.0" encoding="iso-8859-1"?>
<methodCall>
<methodName>edai.Search</methodName>
<params>
 <param>
  <value>
   <string>' . $this->token . '</string>
  </value>
 </param>
 <param>
  <value>
   <string>entitymgr/client</string>
  </value>
 </param>
 <param>
  <value>
   <string>
    ' . html_entity_decode('<EntitySearch>
      <SearchResult field="first_name"/>
      <SearchResult field="last_name"/>
      <SearchQuick><s>last_name:Smith</s></SearchQuick>
     </EntitySearch>
    ') . '
   </string>
  </value>
 </param>
</params>
</methodCall>';

Error Response: ExpatError(syntax error: line 1, column 0 (byte 0)) (-32505)

------------------------------------------------------------------------------